./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i --full-output --architecture 64bit


--------------------------------------------------------------------------------


Checking for ERROR reachability
Using default analysis
Version 678e0110
Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash da85b7e9f751d42eb9d4ffcff19342c9a72c23e6
........................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
UNKNOWN
--- Real Ultimate output ---
This is Ultimate 0.1.24-678e011
[2019-11-20 10:26:03,459 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-20 10:26:03,461 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-20 10:26:03,471 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-20 10:26:03,472 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-20 10:26:03,473 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-20 10:26:03,474 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-20 10:26:03,476 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-20 10:26:03,478 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-20 10:26:03,478 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-20 10:26:03,479 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-20 10:26:03,486 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-20 10:26:03,487 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-20 10:26:03,487 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-20 10:26:03,488 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-20 10:26:03,489 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-20 10:26:03,490 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-20 10:26:03,491 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-20 10:26:03,493 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-20 10:26:03,494 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-20 10:26:03,496 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-20 10:26:03,500 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-20 10:26:03,504 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-20 10:26:03,505 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-20 10:26:03,509 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-20 10:26:03,511 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-20 10:26:03,511 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-20 10:26:03,513 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-20 10:26:03,513 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-20 10:26:03,515 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-20 10:26:03,515 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-20 10:26:03,516 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-20 10:26:03,517 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-20 10:26:03,518 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-20 10:26:03,520 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-20 10:26:03,520 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-20 10:26:03,521 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-20 10:26:03,521 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-20 10:26:03,521 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-20 10:26:03,522 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-20 10:26:03,523 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-20 10:26:03,524 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf
[2019-11-20 10:26:03,539 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-20 10:26:03,540 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-20 10:26:03,542 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-20 10:26:03,542 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-20 10:26:03,542 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-11-20 10:26:03,543 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-20 10:26:03,543 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-20 10:26:03,543 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-20 10:26:03,543 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-20 10:26:03,543 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-20 10:26:03,544 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-20 10:26:03,544 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-20 10:26:03,545 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-20 10:26:03,545 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-20 10:26:03,545 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-20 10:26:03,545 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-11-20 10:26:03,545 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-20 10:26:03,546 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-11-20 10:26:03,546 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-11-20 10:26:03,546 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-20 10:26:03,546 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-20 10:26:03,547 INFO  L138        SettingsManager]:  * To the following directory=dump/
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da85b7e9f751d42eb9d4ffcff19342c9a72c23e6
[2019-11-20 10:26:03,682 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-20 10:26:03,692 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-20 10:26:03,695 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-20 10:26:03,696 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-20 10:26:03,697 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-20 10:26:03,697 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i
[2019-11-20 10:26:03,751 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5/FLAG7aec1a0cd
[2019-11-20 10:26:04,719 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-20 10:26:04,720 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/sv-benchmarks/c/ldv-linux-4.0-rc1-mav/linux-4.0-rc1---drivers--media--usb--uvc--uvcvideo.ko.cil.i
[2019-11-20 10:26:04,780 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5/FLAG7aec1a0cd
[2019-11-20 10:26:05,026 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6e19c6f6-e682-4961-bcfe-a352bd691cb9/bin/uautomizer/data/ee7f17e36/7c65c3abdd1a459b9b3476dd10e8b2b5
[2019-11-20 10:26:05,029 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-20 10:26:05,030 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-11-20 10:26:05,031 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-20 10:26:05,031 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-20 10:26:05,034 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-20 10:26:05,035 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:26:05" (1/1) ...
[2019-11-20 10:26:05,037 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@687c7174 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:26:05, skipping insertion in model container
[2019-11-20 10:26:05,037 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:26:05" (1/1) ...
[2019-11-20 10:26:05,044 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-20 10:26:05,277 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-11-20 10:26:09,675 ERROR L309         MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays
[2019-11-20 10:26:09,675 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49455ac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:26:09, skipping insertion in model container
[2019-11-20 10:26:09,676 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-20 10:26:09,681 INFO  L184        ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner
[2019-11-20 10:26:09,684 INFO  L168              Benchmark]: Toolchain (without parser) took 4652.15 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB.
[2019-11-20 10:26:09,684 INFO  L168              Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-11-20 10:26:09,685 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 4649.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB.
[2019-11-20 10:26:09,688 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 4649.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 195.6 MB). Free memory was 917.9 MB in the beginning and 1.0 GB in the end (delta: -122.8 MB). Peak memory consumption was 137.3 MB. Max. memory is 11.5 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - UnsupportedSyntaxResult [Line: 13678]: Unsupported Syntax
    we need to generalize this to nested and/or variable length arrays
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...